This car jack stand is constructed of high-grade forged steel with a welded frame design for durability, it handles a wide range of vehicles including small cars (Suitable for most 3 Ton autos, not recommendable for big Pick-Up truck, Truck, too big off-road SUVs etc) Lightweight jack stands are used to support your vehicle after lifting with a jack; Wide pyramid foot base provides added strength and stable support The pair of jacks for car has adjustable height ranging from 11-1/4" to 16-3/4" with a 3 ton (6,000 lb) load capacity Multi-position ratchet bar of this 3 ton car stand has a sawtooth design, allowing for quick height adjustments that lock into place .